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- #include <stdio.h>
- #include <stdlib.h>
- void main()
- {
- int num, i, sum;
- printf("This is a simple program to check Perfect Number.\n\n");
- printf("Enter a number : ");
- scanf("%d", &num);
- sum = 0;
- for(i = 1; i < num; i++)
- {
- if(num % i == 0)
- {
- sum = sum + i;
- }
- }
- if(sum == num)
- {
- printf("%d - is a Perfect Number.", num);
- }
- else
- {
- printf("%d - is not a Perfect Number.", num);
- }
- }
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